P0174 Diagnostic Trouble Code Discussion for June 2024
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 2011 Ford E-250 5.4L MIL Lamp on VIN: 1FTNE2EL0B P0174: System too lean Bank 2 no freeze frame data. ... request. This van came to me to diagnose the check engine light. I scanned the system and found P0174 and no other codes. I monitored the fuel trims and found that they increase and decrease with RPMs. I also noticed that the MAF reading shows around 8... |
June 10, 2024 | |
| 2007 Ford Mustang 4.0L Excessive Emissions, MIL Lamp on VIN: 1ZVFT80N67 P0174: Lean Bank 2. Help! Thanks in advance. I tried smoking the intake system but found no leaks. If I ad propane to the intake the fuel trim will go negative but never correct close to 0, it will stay close to 10 on the LT trim for both banks. I sprayed water around intake ... |
June 26, 2024 |
